set terminal png size 600,400
set output "serial.png"
set xlabel "Infrastructure"
set ylabel "time in min"
set xtics ("Futuregrid" 0, "Redcloud" 1, "EC2" 2, "Localhost" 3)
set style fill solid 0.6 border -1
set boxwidth 0.5
plot 'serial_individual_cloud.txt' with boxes title "serial times, single core"

